Intel Xeon E5603 vs Intel Xeon W 2123

VS

Intel Xeon E5603

Intel Xeon W-2123

We compared two server CPUs: Intel Xeon E5603 with 4 cores 1.6GHz and Intel Xeon W 2123 with 4 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5603 's Advantages

Lower TDP (80W vs 120W)

Intel Xeon W 2123 's Advantages

Released 6 years and 6 months late

Higher specification of memory (2666 vs 3)

Newer PCIe version (3 vs 2)

Higher base frequency (3.6GHz vs 1.6GHz)

Larger L3 cache size (8.25MB vs 4MB)

More modern manufacturing process (14nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5603

201

Intel Xeon W 2123 +500%

1207

Geekbench 6 Multi Core

Intel Xeon E5603

586

Intel Xeon W 2123 +591%

4052

Intel Xeon E5603

VS

Intel Xeon W 2123

General Parameters

Feb 2011

Release Date

Aug 2017

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Skylake-W

Intel Socket 1366

Socket

Intel Socket 2066

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon W (Skylake-W)

Package

1.17 billions

Transistor Count

-

32 nm

Manufacturing Process

14 nm

80 W

Power Consumption

120 W

-

Peak Operating Temperature

64 °C

Intel

Foundry

Intel

239 mm²

Die Size

484 mm²

CPU Performance

1.6 GHz

Performance Core Base Frequency

3.6 GHz

0

Performance Core Turbo Frequency

3.9 GHz

4

Total Core Count

4

Total Thread Count

8

133 MHz

Bus Frequency

100 MHz

12.0

Multiplier

36.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

4 MB shared

L3 Cache

8.25 MB shared

No

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3

Memory Types

DDR4-2666

3

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

48

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